Also change base URL for federationAPI

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/federation/FederationModule.kt

@@ -37,7 +37,8 @@ internal abstract class FederationModule {
         fun providesFederationAPI(@Unauthenticated okHttpClient: Lazy<OkHttpClient>,
                                   sessionParams: SessionParams,
                                   retrofitFactory: RetrofitFactory): FederationAPI {
-            return retrofitFactory.create(okHttpClient, sessionParams.homeServerUrl).create(FederationAPI::class.java)
+            return retrofitFactory.create(okHttpClient, sessionParams.homeServerUrlBase)
+                    .create(FederationAPI::class.java)
         }
     }